whiskers

例句：

1. 1. The old man has a full beard and a neatly combed haircut.
   这位老人留着浓密的胡须，头发梳理得整整齐齐。
2. 2. She had her hair done in a sleek bob that made her look younger.
   她的发型是光滑的鲍勃头，让她看起来更年轻了。
3. 3. He gave his dog a treat to reward its good behavior.
   他给狗奖励食物以示鼓励其良好行为。